import java.util.Scanner;

public class Test2 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[][] arr = new int[n][n];
        for (int i = 0; i < n; i++) {
            for (int j = 0; j <= i ; j++) {
              if(j == 0 || i == j) {
                  arr[i][j] = 1;
              }else {
                  arr[i][j] = arr[i-1][j-1] + arr[i-1][j];
              }
                System.out.print(arr[i][j]+"\t");
            }
            System.out.println();
        }
    }
}
